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United States Patent | 5,136,943 |
Fischer ,   et al. | August 11, 1992 |
A drive for and a method of driving of a multi-color rotary sheet printing press with a row of printing units comprising more than six printing units and including feed and delivery units and intermediate printing units, wherein all printing units are connected with each other by gear trains, two adjacent intermediate printing units are driven with different torques, and every other intermediate printing unit in a row of intermediate printing units that follows the two adjacent intermediate printing units, is driven with torque that differs from at least one of the two different torques applied to the two adjacent intermediate printing units.
Inventors: | Fischer; Kariheinz (Coswig, DE); Jentzsch; Arndt (Coswig, DE); Hefftler; Victor (Coswig, DE); Lehmann; Olf (Heidenau, DE) |
Assignee: | Planeta - Druckmaschinenwerk Aktiengesellschaft (Radebeul, DE) |
Appl. No.: | 821994 |
Filed: | January 16, 1992 |
Dec 20, 1989[DE] | 3359126 |
Current U.S. Class: | 101/183 |
Intern'l Class: | B41F 013/00; B41F 005/02 |
Field of Search: | 101/181,182,183,216,174,177,178,184,219,220,221,225,136,137,141 |
3557692 | Jan., 1971 | Lee | 101/183. |
4014259 | Mar., 1977 | Jeschke | 101/183. |
4493255 | Jan., 1985 | Fischer | 101/177. |
4566385 | Jan., 1986 | Tappert et al. | 101/183. |
4811663 | Mar., 1989 | Hefftler et al. | 101/183. |
4867060 | Sep., 1989 | Hefftler et al. | 101/183. |
Foreign Patent Documents | |||
2038718 | Jul., 1980 | GB | 101/183. |